<?php
class CmsBlockPositionModel extends ModelArray
{
    protected $resourceId = 'AdminResource';
    protected static $instance;

    public static function GetInstance()
    {
        return self::$instance ? self::$instance : self::$instance = new CmsBlockPositionModel();
    }

    protected function LoadFields()
    {
        $this->AddField('id', 'varchar', false, true);
    }
}
?>
